index fossils can be used to help determine the rocks age, because index fossils are fossils of species that…

index fossils can be used to help determine the rocks age, because index fossils are fossils of species that __________. a migrated to different environments b hid in marine sediments c changed their diets d only existe for a short time period

index fossils can be used to help determine the rocks age, because index fossils are fossils of species that __________. a migrated to different environments b hid in marine sediments c changed their diets d only existe for a short time period

Answer

Answer:

D. only exist for a short time period

Brief Explanations:

Index - fossils are useful for dating rocks because they are from species that had a short - lived existence, allowing for more precise age determination of the rock layer they are found in.